Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6465144 | Magnetic toner, process for production thereof, and image forming method, apparatus and process cartridge using the toner | Akira Hashimoto, Kenji Okado, Tsutomu Kukimoto, Tatsuya Nakamura, Tsuyoshi Takiguchi +2 more | 2002-10-15 |
| 6447969 | Toner and image forming method | Masanori Ito, Tsutomu Kukimoto, Tsuyoshi Takiguchi, Tatsuhiko Chiba, Akira Hashimoto +1 more | 2002-09-10 |